#include <iostream>
using namespace std;

template <typename T>
int add(T a,T b){
	return a-b;
}
template <typename T>
bool compare(T a,T b){
	return a>b;
}
int main()
{
	cout << add(15,4) << endl;
	cout << compare("3","3") << endl;
	return 0;
}
